Function realsense_sys::rs2_get_option

pub unsafe extern "C" fn rs2_get_option(
    options: *const rs2_options, 
    option: rs2_option, 
    error: *mut *mut rs2_error
) -> f32

read option value from the sensor \param[in] options the options container \param[in] option option id to be queried \param[out] error if non-null, receives any error that occurs during this call, otherwise, errors are ignored \return value of the option